Finding the Fourth Proportional to 1,331,730.08, 1,837,337.36 and 758,363.68
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Solution
The fourth proportional to 1,331,730.08, 1,837,337.36 and 758,363.68 is: 1,046,285.54
Step by Step Solution
- Step 1: Write the proportion equation
1,331,730.08 : 1,837,337.36 = 758,363.68 : x - Step 2: Convert to fraction form
1,331,730.08/1,837,337.36 = 758,363.68/x - Step 3: Cross multiply
1,331,730.08x = 1,837,337.36 × 758,363.68 - Step 4: Simplify right side
1,331,730.08x = 1,393,369,921,731.09 - Step 5: Solve for x
x = 1,393,369,921,731.09/1,331,730.08 - Step 6: Final answer
x = 1,046,285.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.